<!DOCTYPE html>

<html>
    <head>
        <meta charset="UTF-8">
        <title>省市联动</title>
    </head>
    <body>

        <select class="province">
            <option value="none">请选择省份</option>
        </select>

        <select class="city">
            <option value="none">请选择城市</option>
        </select>

        <script src="/province-city.js" type="text/javascript"></script>

    </body>
</html>